Suggestions appear as you type. Use the up and down arrows to choose one and Enter to open it.

This page's audience real numbers from our own analytics — open to see them
–Visitors
–Page views
–Clicks to vendors
–Time on page
–Reading now
Clicks to vendors, by tool
  • –
Top countries
  • –
Devices
  • –

– · counted by iTechGuides's own first-party analytics, bots removed, every figure rounded down · how we count

Head-to-head · Port Scanner Software

ScanSearch vs Naabu

  • Updated Sep 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score ScanSearch #2 in Port Scanner Software 8.5/10 Free plan · paid from $30/mo Free plan✓ 4 of 4 features Visit ScanSearch
Naabu #3 in Port Scanner Software 8.2/10 Free plan Free plan✓ 2 of 4 features Visit Naabu

ScanSearch leads on 2 checks, Naabu on 0, and 3 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreScanSearch · 8.5/10
  • Free planboth
  • Most featuresScanSearch · 4 of 4

ScanSearch scores higher on our rubric for port scanner software: 8.5 against 8.2 out of 10; our editors rank them #2 and #3.

On deployment, Naabu gives you Cli where ScanSearch offers Cloud. ScanSearch offers os detection; Naabu doesn't publish it. ScanSearch offers scheduled scans; Naabu doesn't publish it.

ScanSearch is the better fit for managed attack-surface and vulnerability scanning. Naabu is the better fit for internet-scale CLI scanning with integrations.

  • ScanSearch fits best

    Managed attack-surface and vulnerability scanning

  • Naabu fits best

    Internet-scale CLI scanning with integrations

Advertiser disclosure: iTechGuides is reader-supported. We may earn a commission when you click some links. How we rank.

Side by side

Feature ScanSearch 8.5/10 Visit ↗ Naabu 8.2/10 Visit ↗
At a glance
Editor score 8.5 8.2
Ranking #2 in Port Scanner Software #3 in Port Scanner Software
Best for Managed attack-surface and vulnerability scanning Internet-scale CLI scanning with integrations
Pricing model Free plan + paid Free
Starting price $30/mo Not published
Free plan ✓ ✓
Free trial — —
Deployment Cloud, Browser extension Self-hosted
Platforms Web, Linux Windows, macOS, Linux
Support Email, Live chat, Tickets, Docs Community, Docs
Integrations 3 integrations 3 integrations
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features ScanSearch 4/4 · Naabu 2/4
Service detection ✓ ✓
OS detection ✓ (best) Not published
Scheduled scans ✓ (best) Not published
API access ✓ ✓
Specs
Deployment Cloud Cli
Scan scope Internet Internet
Export formats TXT, JSON, CSV JSON, CSV, TXT, STDOUT
Our review
Pros
  • Scans IPs, CIDRs, ASNs, countries, domains, and target lists
  • Detects services, software, versions, operating systems, and vulnerabilities
  • Supports scheduled scans, monitoring, alerts, exports, and REST API access
  • Supports SYN, CONNECT, UDP, IPv4, and IPv6 scanning
  • Combines Nmap and Shodan InternetDB with multiple target types
  • Exports JSON, CSV, TXT, and standard-output results
Cons
  • Internet Scanner pricing varies by scan speed at $0.30 per kpps/month
  • Some advanced monitoring and scheduling capabilities require paid tiers
  • API base URLs are inconsistent and should be validated before integration
  • Local CLI use requires command-line familiarity
  • Service-version detection requires a local Nmap installation
  • Narrower CLI focus than broader port-scanning platforms
Our verdict

ScanSearch is a hosted internet scanner for penetration testers, bug-bounty hunters, security researchers, and defensive teams. Its live SYN scanning covers IPs, CIDR ranges, ASNs, countries, domains, and uploaded target lists. Results can…

Read the review →

Naabu is an open-source command-line port scanner written in Go for security researchers, bug bounty hunters, penetration testers, and attack-surface discovery. It enumerates responsive ports across hosts, lists, CIDR ranges, ASNs, and…

Read the review →
  1. ScanSearchPort Scanner Software 8.5Free plan · paid from $30/mo
  2. NaabuPort Scanner Software 8.2Free plan

Strengths and trade-offs

  • ScanSearch — where it wins

    • Scans IPs, CIDRs, ASNs, countries, domains, and target lists
    • Detects services, software, versions, operating systems, and vulnerabilities
    • Supports scheduled scans, monitoring, alerts, exports, and REST API access

    Where it doesn't

    • Internet Scanner pricing varies by scan speed at $0.30 per kpps/month
    • Some advanced monitoring and scheduling capabilities require paid tiers
    • API base URLs are inconsistent and should be validated before integration
  • Naabu — where it wins

    • Supports SYN, CONNECT, UDP, IPv4, and IPv6 scanning
    • Combines Nmap and Shodan InternetDB with multiple target types
    • Exports JSON, CSV, TXT, and standard-output results

    Where it doesn't

    • Local CLI use requires command-line familiarity
    • Service-version detection requires a local Nmap installation
    • Narrower CLI focus than broader port-scanning platforms
  • ScanSearch8.5/10 · Free plan · paid from $30/mo

    A cloud scanner for internet exposure, vulnerability matching, monitoring, and API-driven workflows.

    Visit ScanSearchFull verdict →
  • Naabu8.2/10 · Free plan

    A free, CLI-focused scanner for internet-scale port and service discovery.

    Visit NaabuFull verdict →

More comparisons

Guides on port scanner software

Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026

Last updated · How we research and update